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    SubjectRe: [PATCH RFC 03/10] arm64, kfence: enable KFENCE for ARM64
    Hello arm64 maintainers,

    On Mon, 7 Sep 2020 at 15:41, Marco Elver <elver@google.com> wrote:
    > Add architecture specific implementation details for KFENCE and enable
    > KFENCE for the arm64 architecture. In particular, this implements the
    > required interface in <asm/kfence.h>. Currently, the arm64 version does
    > not yet use a statically allocated memory pool, at the cost of a pointer
    > load for each is_kfence_address().

    > For ARM64, we would like to solicit feedback on what the best option is
    > to obtain a constant address for __kfence_pool. One option is to declare
    > a memory range in the memory layout to be dedicated to KFENCE (like is
    > done for KASAN), however, it is unclear if this is the best available
    > option. We would like to avoid touching the memory layout.

    We can't yet tell what the best option for this might be. So, any
    suggestions on how to go about switching to a static pool would be
    much appreciated.

    Many thanks,
    -- Marco

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